battleground states. >> the republican nominee is in colorado for a second day. polls show president obama has a slight edge. >> we keep battling forward with their message, i don't a lot of attention to the day to day polls. they change a great deal. >> on 60 minutes last night he talked about how he would boost the economy if elected. >> i will not raise taxes on middle income tax and not lower the share of taxes paid by higher income people. >> he said his challengers economic plan will not work and pushed back against the mitt romney accusation that he has failed to stand up to america's enemies. >> i have executed my foreign policy and is one that the american people largely agree with. gov. mitt romney is suggesting that we should start another war, he should say so. >> president obama travels to new york today ahead of his speech tuesday before the united nations general assembly. his campaign is launching a new advertisement in a high of attacking mitt romney for saying that 47 percent of americans that don't pay federal income taxes see themselves as victims. >> doesn't the president
